Property talk:P6886

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writing language
language in which the writer has written their work

Data type	Item
Template parameter	on Wikisource: categories of languages for authors
Domain	human (Q5), human whose existence is disputed (Q21070568), group of humans (Q16334295), group of authors (Q1690980), pseudonym (Q61002) or fictional character (Q95074)
Example	Jules Verne (Q33977) → French (Q150) Wilhelm Ostwald (Q12658) → German (Q188) Ido (Q35224) Käthe Schirmacher (Q1651018) → German (Q188) French (Q150) Émile Boirac (Q18436) → French (Q150) Esperanto (Q143) Latin (Q397) Khalil Gibran (Q47737) → Arabic (Q13955) English (Q1860) Roderick Bovingdon (Q108316903) → English (Q1860) Italian (Q652) Maltese (Q9166)
Tracking: usage	Category:Pages using Wikidata property P6886 (Q117079250)
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties By value of property Most statements Fewest statements Most sitelinks Most linked wikis Total of sitelinks on items Most identifiers Fewest identifiers Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Chart by item creation date Map of people by place values: place of birth educated at work location residence place of death place of burial January 1st dates People with date of birth on January 1 People with date of death on January 1 People with both dates on January 1 Database reports/Constraint violations/P6886 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 209,125 Main statement 209,000 >99.9% of uses Qualifier 113 <0.1% of uses Reference 12 <0.1% of uses
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Type “human (Q5), human whose existence is disputed (Q21070568), group of humans (Q16334295), group of authors (Q1690980), pseudonym (Q61002), fictional character (Q95074)”: item must contain property “instance of (P31)” with classes “human (Q5), human whose existence is disputed (Q21070568), group of humans (Q16334295), group of authors (Q1690980), pseudonym (Q61002), fictional character (Q95074)” or their subclasses (defined using subclass of (P279)). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P6886#Type Q5, Q21070568, Q16334295, Q1690980, Q61002, Q95074, SPARQL

Value type “languoid (Q17376908)”: This property should use items as value that contain property “instance of (P31), subclass of (P279)”. On these, the value for instance of (P31), subclass of (P279) should be an item that uses subclass of (P279) with value languoid (Q17376908) (or a subclass thereof). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P6886#Value type Q17376908, SPARQL

Item “languages spoken, written or signed (P1412)”: Items with this property should also have “languages spoken, written or signed (P1412)”. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P6886#Item P1412, search, SPARQL

Scope is as main value (Q54828448), as qualifier (Q54828449): the property must be used by specified way only (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P6886#Scope, SPARQL

Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P6886#Entity types

Item “occupation (P106)”: Items with this property should also have “occupation (P106)”. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P6886#Item P106, search, SPARQL

This property is being used by: be:Шаблон:Пісьменнік s:fr:Module:Auteur2 it:Modulo:Interprogetto ru:Шаблон:Философ hy:Կաղապար:Տեղեկաքարտ Գրող uk:Шаблон:Музикант, uk:Шаблон:Письменник s:bn:টেমপ্লেট:উইকিউপাত্ত তথ্যছক/মূল hyw:Կաղապար:Տեղեկաքարտ Գրող os:Хуызæг:Философ ka:თარგი:ინფოდაფა მწერალი rue:Шаблона:Особа, rue:Шаблона:Писатель ht:Modèl:Infobox ekriven Please notify projects that use this property before big changes (renaming, deletion, merge with another property, etc.)

Contemporaries:
if [item A] has this property (P6886) linked to [item B],
then [item A] and [item B] have to coincide or coexist at some point of history.

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P6886#Contemporary, SPARQL